Меню в двойке.

$("<option value=''></option>").appendTo(dropdown);

 $("<option value=''>Menu</option>").appendTo(dropdown);

	 dropdown.on("change",function() {
    dropdown.toggleClass("red", !this.value)
}).change();

       .red{
        color:red;
		text-align:center;
     }
     .red option:nth-child(n + 1){
        color: #000000;
		text-align:left;
     }
     option:nth-child(1){
        color: red;
     }